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<a href="contact__dynamics_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/* -------------------------------------------------------------------------*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *                              SPHinXsys                                   *</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPHinXsys (pronunciation: s&#39;finksis) is an acronym from Smoothed Particle    *</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * Hydrodynamics for industrial compleX systems. It provides C++ APIs for   *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * physical accurate simulation and aims to model coupled industrial dynamic *</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * systems including fluid, solid, multi-body dynamics and beyond with SPH  *</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * (smoothed particle hydrodynamics), a meshless computational method using *</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * particle discretization.                                                 *</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *                                                                          *</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * SPHinXsys is partially funded by German Research Foundation              *</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * (Deutsche Forschungsgemeinschaft) DFG HU1527/6-1, HU1527/10-1                *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * and HU1527/12-1.                                                         *</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * Portions copyright (c) 2017-2020 Technical University of Munich and      *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * the authors&#39; affiliations.                                               *</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;); you may   *</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * not use this file except in compliance with the License. You may obtain a *</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0.        *</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> *                                                                           *</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * --------------------------------------------------------------------------*/</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#ifndef CONTACT_DYNAMICS_H</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#define CONTACT_DYNAMICS_H</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="general__solid__dynamics_8h.html">general_solid_dynamics.h</a>&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespace_s_p_h.html">SPH</a></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;{</div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;    <span class="keyword">class </span>SPHBody;</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <span class="keyword">class </span>Kernel;</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;    <span class="keyword">namespace </span>solid_dynamics</div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    {</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        <span class="keyword">typedef</span> DataDelegateContact&lt;SolidBody, SolidParticles, Solid, SolidBody, SolidParticles, Solid&gt; ContactDynamicsData;</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;        <span class="keyword">typedef</span> DataDelegateContact&lt;SolidBody, SolidParticles, ElasticSolid, SolidBody, SolidParticles, Solid&gt; ContactWithWallData;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation.html">   48</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation.html">SelfContactDensitySummation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">SolidDataInner</a></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        {</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation.html">SelfContactDensitySummation</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_self_contact.html">SolidBodyRelationSelfContact</a> &amp;self_contact_relation);</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation.html">SelfContactDensitySummation</a>(){};</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> self_contact_density_;</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;            Real offset_W_ij_;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> Interaction(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        };</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html">   66</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html">ContactDensitySummation</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_contact.html">ContactDynamicsData</a></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        {</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html">ContactDensitySummation</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_contact.html">SolidBodyRelationContact</a> &amp;solid_body_contact_relation);</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html">ContactDensitySummation</a>(){};</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> contact_density_;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;            StdVec&lt;StdLargeVec&lt;Real&gt; *&gt; contact_mass_;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;            <a class="code" href="class_std_vec_3_01_real_01_4.html">StdVec&lt;Real&gt;</a> offset_W_ij_;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html#ab0b1ff84743334f46fad45404d5bdbd3">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        };</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;</div><div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html">   86</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html">ShellContactDensity</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_contact.html">ContactDynamicsData</a></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;        {</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html">ShellContactDensity</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_contact.html">SolidBodyRelationContact</a> &amp;solid_body_contact_relation);</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html">ShellContactDensity</a>(){};</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> contact_density_;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;            StdVec&lt;StdLargeVec&lt;Vecd&gt; *&gt; contact_pos_;</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;pos_;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;            <a class="code" href="class_s_p_h_1_1_kernel.html">Kernel</a> *kernel_;</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;            Real spacing_ref_, boundary_factor_;</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#ae3d516f0568254bac05a6bbc21d8fa5e">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#a934341978a0bfe7d3ac50f0b7ae3e2fa">  103</a></span>&#160;            Real <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#a934341978a0bfe7d3ac50f0b7ae3e2fa">x_0</a> = 0.774596669241483377035853079956;</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;            Real x_1 = 0.000000000000000000000000000000;</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;            Real x_2 = -<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#a934341978a0bfe7d3ac50f0b7ae3e2fa">x_0</a>;</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;            Real w_0 = 0.555555555555555555555555555556;</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;            Real w_1 = 0.888888888888888888888888888889;</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;            Real w_2 = w_0;</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        };</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;</div><div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html">  116</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html">SelfContactForce</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_inner.html">SolidDataInner</a></div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        {</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html">SelfContactForce</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_self_contact.html">SolidBodyRelationSelfContact</a> &amp;self_contact_relation);</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html">SelfContactForce</a>(){};</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;mass_, &amp;self_contact_density_, &amp;Vol_;</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;acc_prior_, &amp;vel_;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;            Real contact_impedance_;</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html#a5f6d0d110bf1d0e9013b5763cf328a24">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        };</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;</div><div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force.html">  134</a></span>&#160; 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           <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force.html">ContactForce</a>(){};</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;contact_density_, &amp;Vol_, &amp;mass_;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;acc_prior_;</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;            StdVec&lt;StdLargeVec&lt;Real&gt; *&gt; contact_contact_density_, contact_Vol_;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force.html#a55c4f365aa3cb55eb263c0d0a8f2fd06">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        };</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;</div><div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html">  154</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html">ContactForceFromWall</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_contact.html">ContactWithWallData</a></div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        {</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html">ContactForceFromWall</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_contact.html">SolidBodyRelationContact</a> &amp;solid_body_contact_relation);</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html">ContactForceFromWall</a>(){};</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;contact_density_, &amp;Vol_, &amp;mass_;</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;acc_prior_;</div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;            StdVec&lt;StdLargeVec&lt;Real&gt; *&gt; contact_Vol_;</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html#ad47ed2c93cc1c13d4c05f951c8de4fa5">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        };</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html">  172</a></span>&#160;        <span class="keyword">class </span><a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html">ContactForceToWall</a> : <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">PartInteractionDynamicsByParticle</a>, <span class="keyword">public</span> <a class="code" href="class_s_p_h_1_1_data_delegate_contact.html">ContactDynamicsData</a></div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        {</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        <span class="keyword">public</span>:</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;            <span class="keyword">explicit</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html">ContactForceToWall</a>(<a class="code" href="class_s_p_h_1_1_solid_body_relation_contact.html">SolidBodyRelationContact</a> &amp;solid_body_contact_relation);</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;            <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html">ContactForceToWall</a>(){};</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;Vol_, &amp;mass_;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;acc_prior_;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;            StdVec&lt;StdLargeVec&lt;Real&gt; *&gt; contact_contact_density_, contact_Vol_;</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html#a380a3c58acfe23e74893ad46f075c533">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        };</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;</div><div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html">  191</a></span>&#160; 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           <span class="keyword">virtual</span> ~<a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html">PairwiseFrictionFromWall</a>(){};</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;        <span class="keyword">protected</span>:</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;            Real <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html#a6e01ecb41ff8dabb8c24a02eae425e72">eta_</a>; </div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;            <a class="code" href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt;Real&gt;</a> &amp;Vol_, &amp;mass_;</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;            <a class="code" href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt;Vecd&gt;</a> &amp;vel_;</div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;            StdVec&lt;StdLargeVec&lt;Real&gt; *&gt; wall_Vol_;</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;            StdVec&lt;StdLargeVec&lt;Vecd&gt; *&gt; wall_vel_n_, wall_n_;</div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html#a0cb647b038c11de2e1280e08688d6c73">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;        };</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;</div><div class="line"><a name="l00213"></a><span class="lineno"><a class="line" href="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall.html">  213</a></span>&#160; 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           StdVec&lt;StdLargeVec&lt;Vecd&gt; *&gt; contact_vel_n_, contact_n_;</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;            Real penalty_strength_;</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;            Real impedance_, reference_pressure_;</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;            <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall.html#a8585c6c1ba857f5c9b53406126d96827">Interaction</a>(<span class="keywordtype">size_t</span> index_i, Real dt = 0.0) <span class="keyword">override</span>;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;        };</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;    }</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;}</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;<span class="preprocessor">#endif // CONTACT_DYNAMICS_H</span></div><div class="ttc" id="class_std_large_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_real_01_4.html">StdLargeVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="general__solid__dynamics_8h_html"><div class="ttname"><a href="general__solid__dynamics_8h.html">general_solid_dynamics.h</a></div><div class="ttdoc">Here, we define the algorithm classes for solid dynamics. </div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html">SPH::solid_dynamics::PairwiseFrictionFromWall</a></div><div class="ttdoc">Damping to wall by which the wall velocity is not updated and the mass of wall particle is not consid...</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:191</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_inner_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_inner.html">SPH::DataDelegateInner</a></div><div class="ttdoc">prepare data for inner particle dynamics </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:216</div></div>
<div class="ttc" id="class_s_p_h_1_1_part_interaction_dynamics_by_particle_html"><div class="ttname"><a href="class_s_p_h_1_1_part_interaction_dynamics_by_particle.html">SPH::PartInteractionDynamicsByParticle</a></div><div class="ttdoc">Abstract class for particle interaction involving in a body part. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_bodypart.h:88</div></div>
<div class="ttc" id="class_s_p_h_1_1_base_body_relation_contact_html"><div class="ttname"><a href="class_s_p_h_1_1_base_body_relation_contact.html">SPH::BaseBodyRelationContact</a></div><div class="ttdoc">The base relation between a SPH body and its contact SPH bodies. </div><div class="ttdef"><b>Definition:</b> base_body_relation.h:136</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html">SPH::solid_dynamics::ContactForceFromWall</a></div><div class="ttdoc">Computing the contact force from a rigid wall. Note that the body surface of the wall should be updat...</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:154</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall_html_a380a3c58acfe23e74893ad46f075c533"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html#a380a3c58acfe23e74893ad46f075c533">SPH::solid_dynamics::ContactForceToWall::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:258</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall.html">SPH::solid_dynamics::DynamicContactForceWithWall</a></div><div class="ttdoc">Computing the contact force with a rigid wall. Note that the body surface of the wall should be updat...</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:213</div></div>
<div class="ttc" id="class_std_large_vec_3_01_vecd_01_4_html"><div class="ttname"><a href="class_std_large_vec_3_01_vecd_01_4.html">StdLargeVec&lt; Vecd &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1_kernel_html"><div class="ttname"><a href="class_s_p_h_1_1_kernel.html">SPH::Kernel</a></div><div class="ttdoc">Abstract base class of a general SPH kernel function which is a smoothed Dirac delta function...</div><div class="ttdef"><b>Definition:</b> base_kernel.h:63</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html">SPH::solid_dynamics::SelfContactForce</a></div><div class="ttdoc">Computing the self-contact force. </div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:116</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density_html_a934341978a0bfe7d3ac50f0b7ae3e2fa"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#a934341978a0bfe7d3ac50f0b7ae3e2fa">SPH::solid_dynamics::ShellContactDensity::x_0</a></div><div class="ttdeci">Real x_0</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:103</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_html_a55c4f365aa3cb55eb263c0d0a8f2fd06"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force.html#a55c4f365aa3cb55eb263c0d0a8f2fd06">SPH::solid_dynamics::ContactForce::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:181</div></div>
<div class="ttc" id="class_s_p_h_1_1_interaction_dynamics_splitting_html"><div class="ttname"><a href="class_s_p_h_1_1_interaction_dynamics_splitting.html">SPH::InteractionDynamicsSplitting</a></div><div class="ttdoc">This is for the splitting algorithm. </div><div class="ttdef"><b>Definition:</b> particle_dynamics_algorithms.h:202</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall_html_a6e01ecb41ff8dabb8c24a02eae425e72"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html#a6e01ecb41ff8dabb8c24a02eae425e72">SPH::solid_dynamics::PairwiseFrictionFromWall::eta_</a></div><div class="ttdeci">Real eta_</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:195</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_density_summation.html">SPH::solid_dynamics::SelfContactDensitySummation</a></div><div class="ttdoc">Computing the summation density due to solid self-contact model. </div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:48</div></div>
<div class="ttc" id="class_s_p_h_1_1_data_delegate_contact_html"><div class="ttname"><a href="class_s_p_h_1_1_data_delegate_contact.html">SPH::DataDelegateContact</a></div><div class="ttdoc">prepare data for contact particle dynamics </div><div class="ttdef"><b>Definition:</b> base_particle_dynamics.h:240</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html">SPH::solid_dynamics::ContactDensitySummation</a></div><div class="ttdoc">Computing the summation density due to solid-solid contact model. </div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:66</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density_html_ae3d516f0568254bac05a6bbc21d8fa5e"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html#ae3d516f0568254bac05a6bbc21d8fa5e">SPH::solid_dynamics::ShellContactDensity::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:102</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall_html_a0cb647b038c11de2e1280e08688d6c73"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_pairwise_friction_from_wall.html#a0cb647b038c11de2e1280e08688d6c73">SPH::solid_dynamics::PairwiseFrictionFromWall::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:298</div></div>
<div class="ttc" id="class_std_vec_3_01_real_01_4_html"><div class="ttname"><a href="class_std_vec_3_01_real_01_4.html">StdVec&lt; Real &gt;</a></div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall_html_ad47ed2c93cc1c13d4c05f951c8de4fa5"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_from_wall.html#ad47ed2c93cc1c13d4c05f951c8de4fa5">SPH::solid_dynamics::ContactForceFromWall::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:221</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force.html">SPH::solid_dynamics::ContactForce</a></div><div class="ttdoc">Computing the contact force. </div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:134</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_shell_contact_density.html">SPH::solid_dynamics::ShellContactDensity</a></div><div class="ttdoc">Computing the contact density due to shell contact using a surface integral being solved by Gauss-Leg...</div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:86</div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_relation_self_contact_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body_relation_self_contact.html">SPH::SolidBodyRelationSelfContact</a></div><div class="ttdoc">The relation for self contact of a solid body. </div><div class="ttdef"><b>Definition:</b> inner_body_relation.h:82</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation_html_ab0b1ff84743334f46fad45404d5bdbd3"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_density_summation.html#ab0b1ff84743334f46fad45404d5bdbd3">SPH::solid_dynamics::ContactDensitySummation::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:70</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force_html_a5f6d0d110bf1d0e9013b5763cf328a24"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_self_contact_force.html#a5f6d0d110bf1d0e9013b5763cf328a24">SPH::solid_dynamics::SelfContactForce::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:145</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall_html"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_contact_force_to_wall.html">SPH::solid_dynamics::ContactForceToWall</a></div><div class="ttdoc">Computing contact force acting on a rigid wall. </div><div class="ttdef"><b>Definition:</b> contact_dynamics.h:172</div></div>
<div class="ttc" id="class_s_p_h_1_1_solid_body_relation_contact_html"><div class="ttname"><a href="class_s_p_h_1_1_solid_body_relation_contact.html">SPH::SolidBodyRelationContact</a></div><div class="ttdoc">The relation between a solid body and its contact solid bodies. </div><div class="ttdef"><b>Definition:</b> contact_body_relation.h:61</div></div>
<div class="ttc" id="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall_html_a8585c6c1ba857f5c9b53406126d96827"><div class="ttname"><a href="class_s_p_h_1_1solid__dynamics_1_1_dynamic_contact_force_with_wall.html#a8585c6c1ba857f5c9b53406126d96827">SPH::solid_dynamics::DynamicContactForceWithWall::Interaction</a></div><div class="ttdeci">virtual void Interaction(size_t index_i, Real dt=0.0) override</div><div class="ttdef"><b>Definition:</b> contact_dynamics.cpp:361</div></div>
<div class="ttc" id="namespace_s_p_h_html"><div class="ttname"><a href="namespace_s_p_h.html">SPH</a></div><div class="ttdef"><b>Definition:</b> solid_body_supplementary.cpp:9</div></div>
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